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用简便方法计算.88×1253.68-0.82-0.18.

题目详情
用简便方法计算.
88×125                              
3.68-0.82-0.18.
▼优质解答
答案和解析
(1)88×125,
=11×8×125,
=11×(8×125),
=11×1000,
=11000;

(2)3.68-0.82-0.18,
=3.68-(0.82+0.18),
=3.68-1,
=2.68.